Shorefishes of the Greater Caribbean online information system

Español  Contact

Species: Kertomichthys blastorhinos, Snub-nose snake-eel, Snub-nose snake eel

All Families:   All Genera:   All Species:

elongate (depth 3.3% TL); tail 56% TL, tip blunt
eyes near snout tip
D origin well behind pectorals
snout: short, depressed, club-shaped, overhanging
mouth long
jaw teeth: 2 rows, outer row = fangs; vomer 2 rows small teeth
pectorals large, narrow base

Kertomichthys blastorhinos (Kanazawa, 1963)

Snub-nose snake-eel

Moderately elongate (body depth 3.3% TL), cylindrical at front, compressed behind; tail 56% TL; head 12% of TL; snout short (8.8% of head), depressed, club-shaped (thickest at front), overhanging tip curved down; eye well developed, near tip of snout; front nostril a short tube; rear nostril at edge of lip, covered with a flap; mouth elongate; lips without barbels; teeth conical, pointed, 3 widely spaced teeth between front of top jaws, in 2 rows on jaws, top jaws with outer row 10-12, larger, largest fixed, alternating with slender depressible fangs, more widely spaced than inner row of 30-38 small teeth;  lower jaw with outer row of 12-16 larger teeth, inner row of 36-42 small teeth; vomer with small teeth, mainly in 2 rows; gill opening a crescent; dorsal fin origin well behind pectoral fins; pectorals well developed, base opposite top half of gill opening; tail tip blunt, no fin.

Pale, a few head pores with dark edges; fins pale

Reaches 42 cm

On soft bottom

Depth range 183 m

Known from a single specimen collected at French Guiana

High Resolution Map Download

Species Data Create Report Export as Word File Export as Excel File
  • Marine
  • Marine Only
  • Offshore
  • Offshore Only
Water Column Position
  • Bottom
  • Bottom only
  • Mud
  • Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
  • Soft bottom only
FishBase Habitat
  • Demersal
Feeding Group
  • Data
  • Carnivore
  • Data
  • Bony fishes
  • Mobile benthic crustacea (shrimps/crabs)
Egg Type
  • Data
  • Pelagic
  • Pelagic larva
Global Endemism
  • All species.
  • West Atlantic Endemic
  • Greater Caribbean non-endemic
Regional Endemism
  • GC non-endemic
  • Continent
  • All species..
  • Continent only
  • Extends South of GC
  • Vagrant
Climate Zone
  • Equatorial (0-10N, Costa Rica / Venezuela)
IUCN Red List
  • Not evaluated / Listed
  • Not listed
Length Max
  • 42
Depth Range Min
Depth Range Max
  • 183